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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2015
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Article
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Fig 4
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Research Article
Reversible Integer Wavelet Transform for the Joint of Image Encryption and Watermarking
Figure 4
(a) Plain-image of Lena. (b) Histogram of the plain-image. (c) Cipher-image. (d) Histogram of the cipher-image.
(a)
(b)
(c)
(d)